113,969 reputation
7105211
bio website von-eitzen.de/math/tntrep.xml
location Bonn, Germany
age 48
visits member for 2 years, 1 month
seen 1 hour ago

I did study math and had a knack for it, but I am sooo out of that business now ...


0
14 hours ago
80
Jul 7 at 17:12